[INFO] cloning repository https://github.com/obscuraa/websocketserver_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obscuraa/websocketserver_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobscuraa%2Fwebsocketserver_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobscuraa%2Fwebsocketserver_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 052e2dfb7feefa00007ffe0b8983c4ad0c5170cd
[INFO] testing obscuraa/websocketserver_rust against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobscuraa%2Fwebsocketserver_rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/obscuraa/websocketserver_rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/obscuraa/websocketserver_rust
[INFO] finished tweaking git repo https://github.com/obscuraa/websocketserver_rust
[INFO] tweaked toml for git repo https://github.com/obscuraa/websocketserver_rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/obscuraa/websocketserver_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-buffer v0.7.3
[INFO] [stderr]   Downloaded byteorder v1.3.4
[INFO] [stderr]   Downloaded idna v0.2.0
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded winapi v0.2.8
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded lazycell v1.2.1
[INFO] [stderr]   Downloaded ws2_32-sys v0.2.1
[INFO] [stderr]   Downloaded unicode-bidi v0.3.4
[INFO] [stderr]   Downloaded iovec v0.1.4
[INFO] [stderr]   Downloaded block-padding v0.1.5
[INFO] [stderr]   Downloaded byte-tools v0.3.1
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded kernel32-sys v0.2.2
[INFO] [stderr]   Downloaded winapi-build v0.1.1
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded httparse v1.3.4
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded opaque-debug v0.2.3
[INFO] [stderr]   Downloaded digest v0.8.1
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] [stderr]   Downloaded mio-extras v2.0.6
[INFO] [stderr]   Downloaded fake-simd v0.1.2
[INFO] [stderr]   Downloaded url v2.1.1
[INFO] [stderr]   Downloaded sha-1 v0.8.2
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded typenum v1.12.0
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded smallvec v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f939e89e65bf10a069ec9f945e0ecfa699083423509e44a9e4c636915f00136
[INFO] running `Command { std: "docker" "start" "-a" "3f939e89e65bf10a069ec9f945e0ecfa699083423509e44a9e4c636915f00136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f939e89e65bf10a069ec9f945e0ecfa699083423509e44a9e4c636915f00136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f939e89e65bf10a069ec9f945e0ecfa699083423509e44a9e4c636915f00136", kill_on_drop: false }`
[INFO] [stdout] 3f939e89e65bf10a069ec9f945e0ecfa699083423509e44a9e4c636915f00136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f99d6b34d910088d5fffe0f32d0a0d64df5e9167245ad5983b4a3d7d93ee9a1a
[INFO] running `Command { std: "docker" "start" "-a" "f99d6b34d910088d5fffe0f32d0a0d64df5e9167245ad5983b4a3d7d93ee9a1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling ws v0.9.1
[INFO] [stderr]    Compiling webserver_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `CloseCode`, `connect`
[INFO] [stdout]  --> src/websocket.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ws::{connect, listen, CloseCode, Sender, Handler, Message, Result};
[INFO] [stdout]   |          ^^^^^^^          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]   --> src/websocket.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let server = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.43s
[INFO] running `Command { std: "docker" "inspect" "f99d6b34d910088d5fffe0f32d0a0d64df5e9167245ad5983b4a3d7d93ee9a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99d6b34d910088d5fffe0f32d0a0d64df5e9167245ad5983b4a3d7d93ee9a1a", kill_on_drop: false }`
[INFO] [stdout] f99d6b34d910088d5fffe0f32d0a0d64df5e9167245ad5983b4a3d7d93ee9a1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3494f73373a340da4e0a38edfd9e9225b256abc1cf215a69298f94c0611672a
[INFO] running `Command { std: "docker" "start" "-a" "b3494f73373a340da4e0a38edfd9e9225b256abc1cf215a69298f94c0611672a", kill_on_drop: false }`
[INFO] [stderr]    Compiling webserver_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `CloseCode`, `connect`
[INFO] [stdout]  --> src/websocket.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ws::{connect, listen, CloseCode, Sender, Handler, Message, Result};
[INFO] [stdout]   |          ^^^^^^^          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]   --> src/websocket.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let server = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CloseCode`, `connect`
[INFO] [stdout]  --> src/websocket.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ws::{connect, listen, CloseCode, Sender, Handler, Message, Result};
[INFO] [stdout]   |          ^^^^^^^          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server`
[INFO] [stdout]   --> src/websocket.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let server = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3494f73373a340da4e0a38edfd9e9225b256abc1cf215a69298f94c0611672a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3494f73373a340da4e0a38edfd9e9225b256abc1cf215a69298f94c0611672a", kill_on_drop: false }`
[INFO] [stdout] b3494f73373a340da4e0a38edfd9e9225b256abc1cf215a69298f94c0611672a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c2e59f9fe78edf65463701d8dcdc28a303025ebe64925be61694982f07e1bdd
[INFO] running `Command { std: "docker" "start" "-a" "7c2e59f9fe78edf65463701d8dcdc28a303025ebe64925be61694982f07e1bdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `CloseCode`, `connect`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/websocket.rs:6:10
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 6 | use ws::{connect, listen, CloseCode, Sender, Handler, Message, Result};
[INFO] [stdout] 
[INFO] [stderr]   |          ^^^^^^^          ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server`
[INFO] [stderr]   --> src/websocket.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let server = thread::spawn(move || {
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_server`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `webserver_rust` (lib) generated 2 warnings
[INFO] [stderr] warning: `webserver_rust` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/webserver_rust-890d184a4693698c)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/webserver_rust-40f70be334748e4a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests webserver_rust
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c2e59f9fe78edf65463701d8dcdc28a303025ebe64925be61694982f07e1bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2e59f9fe78edf65463701d8dcdc28a303025ebe64925be61694982f07e1bdd", kill_on_drop: false }`
[INFO] [stdout] 7c2e59f9fe78edf65463701d8dcdc28a303025ebe64925be61694982f07e1bdd